01: /*
02: * JBoss, Home of Professional Open Source.
03: * Copyright 2006, Red Hat Middleware LLC, and individual contributors
04: * as indicated by the @author tags. See the copyright.txt file in the
05: * distribution for a full listing of individual contributors.
06: *
07: * This is free software; you can redistribute it and/or modify it
08: * under the terms of the GNU Lesser General Public License as
09: * published by the Free Software Foundation; either version 2.1 of
10: * the License, or (at your option) any later version.
11: *
12: * This software is distributed in the hope that it will be useful,
13: * but WITHOUT ANY WARRANTY; without even the implied warranty of
14: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15: * Lesser General Public License for more details.
16: *
17: * You should have received a copy of the GNU Lesser General Public
18: * License along with this software; if not, write to the Free
19: * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20: * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
21: */
22: package org.jboss.mq.server.jmx;
23:
24: import javax.jms.IllegalStateException;
25: import javax.management.ObjectName;
26:
27: import org.jboss.mq.server.JMSServerInterceptor;
28: import org.jboss.system.ServiceMBeanSupport;
29:
30: /**
31: * Adapts JBossMQService to deliver JMSServerInvoker.
32: *
33: * @author <a href="Peter Antman">Peter Antman</a>
34: * @version $Revision: 57198 $
35: */
36:
37: abstract public class InterceptorMBeanSupport extends
38: ServiceMBeanSupport implements InterceptorMBean {
39: /**
40: * The next interceptor this interceptor invokes.
41: */
42: private JMSServerInterceptor nextInterceptor;
43: private ObjectName nextInterceptorObjName;
44:
45: public ObjectName getNextInterceptor() {
46: return this .nextInterceptorObjName;
47: }
48:
49: public void setNextInterceptor(ObjectName jbossMQService) {
50: this .nextInterceptorObjName = jbossMQService;
51: }
52:
53: protected void startService() throws Exception {
54: if (nextInterceptorObjName != null) {
55: nextInterceptor = (JMSServerInterceptor) getServer()
56: .getAttribute(nextInterceptorObjName, "Interceptor");
57: if (nextInterceptor == null)
58: throw new IllegalStateException(
59: "The next interceptor was invalid.");
60: }
61: getInterceptor().setNext(nextInterceptor);
62: }
63:
64: }
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